Finding the Fourth Proportional to 4,960,332.09, 7,438,585.12 and 1,927,298.63
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Solution
The fourth proportional to 4,960,332.09, 7,438,585.12 and 1,927,298.63 is: 2,890,204.66
Step by Step Solution
- Step 1: Write the proportion equation
4,960,332.09 : 7,438,585.12 = 1,927,298.63 : x - Step 2: Convert to fraction form
4,960,332.09/7,438,585.12 = 1,927,298.63/x - Step 3: Cross multiply
4,960,332.09x = 7,438,585.12 × 1,927,298.63 - Step 4: Simplify right side
4,960,332.09x = 14,336,374,924,692.60 - Step 5: Solve for x
x = 14,336,374,924,692.60/4,960,332.09 - Step 6: Final answer
x = 2,890,204.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.